MISSING: Qin Zheng, 54, Of Portage Park

CHICAGO (CBS) -- Police are asking for help finding Qin Zheng, a woman who has been missing from the Portage Park neighborhood since Tuesday.

Zheng, 54, was last seen on the 5500 block of West Wilson, police said.

She is a 5-foot-4, 175-pound Asian woman, with black hair and brown eyes.

She was wearing a forest green jacket, black pants with fluorescent stripes, and a purple floral JanSport backpack.

Anyone who sees her should call Area North SVU detectives at 312-744-8266.